Overview
Commerce Substation is an operational electrical substation in Arizona, United States, owned and operated by Arizona Public Service. It operates at a voltage of 69 kV, serving the local grid.
Commerce Substation is an operational electrical substation located in Arizona, United States. Owned and operated by Arizona Public Service, the facility plays a key role in the regional power distribution network. With a voltage level of 69 kV, it is classified as a medium-voltage substation, typical for distributing electricity to industrial and residential areas. The substation operates under the regulatory framework of the United States, which includes reliability standards set by the North American Electric Reliability Corporation (NERC) and oversight by the Federal Energy Regulatory Commission (FERC) for transmission-level assets. As a 69 kV facility, it is part of the sub-transmission or distribution network, connecting higher-voltage transmission lines to local distribution systems. The equipment likely includes switchgear and transformers compliant with industry standards such as IEEE and ANSI. Located in the Phoenix metropolitan area, Commerce Substation supports the growing energy demands of Arizona's urban and suburban communities. Its operational status ensures grid stability and reliability for residential, commercial, and industrial customers. The facility's integration with Arizona Public Service's network contributes to the state's energy infrastructure, which is adapting to increasing renewable energy penetration and load growth.
Environmental context
The substation is situated in the Sonoran Desert climate of Arizona, characterized by high temperatures and low rainfall. Such conditions require robust cooling systems for electrical equipment to prevent overheating. The urban location near Phoenix means the substation supports a dense population center, with potential environmental considerations including electromagnetic field management and stormwater runoff control. The facility's design likely incorporates measures to minimize visual impact and ensure safe operation in the arid environment.
Frequently asked questions
Commerce Substation is located in Arizona, United States, near the city of Phoenix. Its coordinates are approximately 33.66° N, -112.11° W.
Commerce Substation operates at a voltage of 69 kV (69,000 volts), which is typical for sub-transmission or distribution-level substations.
Commerce Substation is owned and operated by Arizona Public Service (APS), a major electric utility serving Arizona.
Substations in the US must comply with NERC reliability standards for grid stability and FERC regulations for transmission assets. Equipment often follows IEEE and ANSI standards.
A 69 kV substation typically steps down voltage from higher transmission lines (e.g., 230 kV) to distribution levels (e.g., 12 kV) for local delivery to homes and businesses.